Process for the preparation of a thiazoline-azetidinone
US5721360A · kind A · utility
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13Claims
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Assignee
Inventors
Key dates
| Filing date | Jun 6, 1996 |
| Grant date | Feb 24, 1998 |
| Priority date | — |
| Expiry date | Jun 6, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D513/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention refers to process for the preparation of a tiazoline-azetidinone of formula I ##STR1## which comprises N-protecting in position 1 of (3S,4S)-3-phenylace tamido-4-acetoxy-azetidin-2-one, converting the product thus obtained into the corresponding thioamide and subsequently ciclyzing and deprotecting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.